971633193 has 16 divisors (see below), whose sum is σ = 1322272512. Its totient is φ = 634464000.

The previous prime is 971633171. The next prime is 971633237. The reversal of 971633193 is 391336179.

It is not a de Polignac number, because 971633193 - 2⁵ = 971633161 is a prime.

It is not an unprimeable number, because it can be changed into a prime (971633123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33088 + ... + 55118.

It is an arithmetic number, because the mean of its divisors is an integer number (82642032).

Almost surely, 2^971633193 is an apocalyptic number.

It is an amenable number.

971633193 is a deficient number, since it is larger than the sum of its proper divisors (350639319).

971633193 is a wasteful number, since it uses less digits than its factorization.

971633193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22336.

The product of its digits is 91854, while the sum is 42.

The square root of 971633193 is about 31171.0313111389. The cubic root of 971633193 is about 990.4535530208.

The spelling of 971633193 in words is "nine hundred seventy-one million, six hundred thirty-three thousand, one hundred ninety-three".